Are these good choices for a homemade gaming PC?

[Phoenix XI]

I've got an
AMD FX 4120 (4 Core, 4.20GHz)
AMD Radeon HD 7750 by Sapphire (1GB GDDR5)
GIGABYTE AM3+ Motherboard
So? What do you think?

 

[Phoenix XI]

My mistake, it's a 4170, not a 4120